As Cognition Slips, Financial Skills Are Often the First to Go

When Helen Clark brought her father-in-law, then 83, to the doctor last year, she knew his mind was slowing, but a mental status exam confirmed it. He knew the year, where he lived and the name of the president. But when the doctor asked him to count backward from 100, subtracting seven from each number — 100, 93, 86, 79 — a look of confusion washed over his face.